2012 Toyota Highlander problems & reliability
181 owner complaints filed with NHTSA for the 2012 Toyota Highlander, alongside 2 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
5 complaints report injuries (13 injured).
Federal crash records (FARS 2020–2023): 2012 Toyota Highlander vehicles were involved in 50 fatal crashes with 27 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Steering | 46 | 25% |
| Electrical System | 29 | 16% |
| Unknown OR Other | 23 | 13% |
| Structure | 20 | 11% |
| Engine | 17 | 9% |
| Vehicle Speed Control | 14 | 8% |
| Visibility/wiper | 14 | 8% |
| Service Brakes | 11 | 6% |
| Air Bags | 10 | 6% |
| Power Train | 7 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 51,000 miles (middle 50% between 22,700 and 75,753 miles), based on 125 complaints that included mileage.
Complaints by incident year
What owners report
“The unmatched handle completely broke. So now the insert and the base are stuck together and I can not unlatch them to use this carseat properly to transport my son. I have to take the base and all out of the car as one piece”
Other/i AM Not Sure · filed Jan 4, 2026
“The contact owns a 2012 Toyota Highlander. The contact stated that 5,000 miles after purchasing the vehicle, the contact noticed an oil leak. The contact performed the oil changes and had noticed that engine oil had leaked down onto the weather seal in the vehicle. The contact noticed several oil stains on the ground…”
Engine and Engine Cooling · filed Dec 29, 2025
“The contact owns a 2012 Toyota Highlander. The contact stated that the TPMS warning light was illuminated. The vehicle was taken to a Tire Center, which was unable to determine the cause of the failure. Upon further investigation, the contact linked the failure to NHTSA Campaign Number: 24V452000 (Tires). The local…”
Tires · filed Sep 25, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Steering Column Separation
Engineering Analysis EA18006 · opened Nov 16, 2018 · closed Apr 2, 2024
- Upper Steering Column Separation
Preliminary Evaluation PE18005 · opened May 4, 2018 · closed Nov 20, 2018
Technical service bulletins
320 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2012 Toyota Highlander. The 10 most recent:
Some 2005 – 2026 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The…
T-SB-0055-24 Rev2 · Service Bulletin/Repair Instructions · issued Jan 7, 2026
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and…
T-SB-0039-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from…
T-SB-0038-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal…
T-SB-0035-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024
Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow…
T-SB-0061-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 5, 2024
Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can…
T-SB-0062-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 3, 2024
Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The…
T-SB-0055-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 29, 2024
Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The…
T-SB-0055-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 29, 2024
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and…
T-SB-0039-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from…
T-SB-0038-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2012 Toyota Highlander has 2 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2012 Toyota Highlander?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 51,000 miles — budget accordingly if the car is approaching that mileage.